Updated changes.md for 0.16.0
Updated changes.md for 0.16.0

jeking3/thrift,nsuke/thrift,Jens-G/thrift,nsuke/thrift,nsuke/thrift,apache/thrift,Jens-G/thrift,apache/thrift,Jens-G/thrift,Jens-G/thrift,jeking3/thrift,nsuke/thrift,nsuke/thrift,jeking3/thrift,apache/thrift,nsuke/thrift,jeking3/thrift,nsuke/thrift,Jens-G/thrift,jeking3/thrift,jeking3/thrift,nsuke/thrift,Jens-G/thrift,nsuke/thrift,nsuke/thrift,apache/thrift,apache/thrift,apache/thrift,nsuke/thrift,apache/thrift,apache/thrift,apache/thrift,jeking3/thrift,apache/thrift,jeking3/thrift,jeking3/thrift,Jens-G/thrift,apache/thrift,apache/thrift,jeking3/thrift,Jens-G/thrift,Jens-G/thrift,Jens-G/thrift,jeking3/thrift,apache/thrift,apache/thrift,apache/thrift,Jens-G/thrift,apache/thrift,apache/thrift,jeking3/thrift,Jens-G/thrift,nsuke/thrift,nsuke/thrift,Jens-G/thrift,nsuke/thrift,Jens-G/thrift,Jens-G/thrift,jeking3/thrift,Jens-G/thrift,nsuke/thrift,Jens-G/thrift,jeking3/thrift,jeking3/thrift,nsuke/thrift,Jens-G/thrift,nsuke/thrift,apache/thrift,jeking3/thrift